In the short story, a talented chef named Julia opens a high-end restaurant in her hometown, dreaming of success and recognition. She pours her heart and soul into her culinary creations, perfecting each dish with intricate details and flavors. However, on the grand opening night, a renowned food critic visits her restaurant. Expecting glowing reviews, Julia is devastated when the critic harshly critiques her signature dish, labeling it "mediocre" and ruining her hopes for a successful launch.
This moment illustrates a striking sense of irony. The author uses Julia's unwavering passion juxtaposed against the unexpected outcome of her labor. What device is primarily at play in this scenario?